UNT Libraries Government Documents Department - 63 Matching Results

Search Results

Results: 1 - 24 next

Cotton-Chopper

Description: Patent for a cotton-chopper with two disk-cutters mounted to a supporting frame, which can be positioned parallel or at an angle to each other. Each disk-cutter is attached by a projecting arm, which provides foot support and allows each disk to be operated independently. Patent includes illustrations.
Date: November 23, 1920
Creator: Jones, John W.
Item Type: Refine your search to only Patent

Fire-Engine.

Description: Patent for "an apparatus for extinguishing the fire in oil wells and the principal object of the invention is the provide means for creating a suction at the mouth of the well for extinguishing the fire."
Date: August 31, 1920
Creator: Smith, Paul E.
Item Type: Refine your search to only Patent

Trombone.

Description: Patent, including illustration, for "a musical instrument slide and is more particularly designated as a bearing or stocking for a trombone or other similar instruments in which it is desirable to provide a smooth bearing for the slidable part of the instrument" (page 1, lines 9-13).
Date: February 17, 1920
Creator: Ackley, William D.
Item Type: Refine your search to only Patent

Cork-Puller

Description: Patent for a cork-puller which eases the removal of a cork from a bottle, without damaging either cork or bottle, with illustrations.
Date: October 15, 1918
Creator: Moser, Jacob W.
Item Type: Refine your search to only Patent

Cultivator Attachment

Description: Patent for improving disc cultivators by attaching a tool (plow, hoe) to pulverize the soil and cut a trench before the machine drops seeds; then the tool runs behind the disc to throw dirt over the seeds. It Is reliable, easy to construct, and cheap.
Date: October 15, 1918
Creator: Meadows, William H.
Item Type: Refine your search to only Patent

Quick-Adjusting Wrench.

Description: Patent for quick adjusting wrenches that simplify and improve the constructions and increase the efficiency and utility of hese types of devices. The movable jaw can be instantly released or locked.
Date: June 11, 1918
Creator: Grogan, Edward W.
Item Type: Refine your search to only Patent

Violin Piano

Description: Patent for an apparatus to play a violin via piano keyboard input. Designed with the notion that it would be an effective method of playing the violin with those already familiar with the piano
Date: January 17, 1917
Creator: Strawn, Jesse C.
Item Type: Refine your search to only Patent

Automatic Engine-Starter.

Description: Patent for "new and useful Automatic Engine-Starter, of which the following is a specification. The present invention appertains to engine starters, and aims to provide a novel and improved automatic spring-actuated starter for internal combustion engines" (lines 5-11).
Date: November 30, 1915
Creator: Beck, John Wesley & Gaines, Nolan T.
Item Type: Refine your search to only Patent

Carbureter

Description: Patent for a "carbureter adapted for use in connection with internal combustion engines, and being of novel construction whereby the air is drawn through the gasolene or liquid fuel to vaporize the fuel and thereby provide a thorough and proper mixture of the air and fuel" (lines 10-16), including illustrations.
Date: October 19, 1915
Creator: Nichols, Theodore J.
Item Type: Refine your search to only Patent

Weighing Device.

Description: Patent for a weighing device. This device should be an improvement over other methods. The device weighs various articles and automatically sums the total weight of the various articles.
Date: July 20, 1915
Creator: Neeley, Samuel T.
Item Type: Refine your search to only Patent

Shoe-Fitting Stool.

Description: Patent for new and useful improvements in a shoe fitting stool which "comprises a simple and efficient means of this nature so arranged that the measurements of the foot of a person may be quickly and readily determined." (lines 15-20) including instructions and illustrations.
Date: May 11, 1915
Creator: Reed, Allen Trousdale
Item Type: Refine your search to only Patent

Draft Device.

Description: Patent for a drafting device for animals. It allows for the owner to place more animals on one side of the device than the other, but still allows the device to remain on the desired path.
Date: November 24, 1914
Creator: Mitchell, James R.
Item Type: Refine your search to only Patent

Draft Device

Description: Patent for binders and other agricultural machines liable to side draft, and its object is to provide a simple and efficient device for attaching an evener bar to the draft tongue of the machine.
Date: November 19, 1913
Creator: Mitchell, James R. & Mitchell, Grady
Item Type: Refine your search to only Patent
Back to Top of Screen